15491852 has 6 divisors (see below), whose sum is σ = 27110748. Its totient is φ = 7745924.

The previous prime is 15491851. The next prime is 15491881. The reversal of 15491852 is 25819451.

It is not an unprimeable number, because it can be changed into a prime (15491851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1936478 + ... + 1936485.

It is an arithmetic number, because the mean of its divisors is an integer number (4518458).

Almost surely, 2^15491852 is an apocalyptic number.

It is an amenable number.

15491852 is a deficient number, since it is larger than the sum of its proper divisors (11618896).

15491852 is a wasteful number, since it uses less digits than its factorization.

15491852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872967 (or 3872965 counting only the distinct ones).

The product of its digits is 14400, while the sum is 35.

The square root of 15491852 is about 3935.9690039430. The cubic root of 15491852 is about 249.2878506327.

The spelling of 15491852 in words is "fifteen million, four hundred ninety-one thousand, eight hundred fifty-two".